Commission Plan Comparison
Compare commission structures side by side for roofing, solar, HVAC, and home improvement companies. Analyze flat rate, tiered, and gross margin models.
Built by Tim Nussbeck — 20 years in home improvement sales, 1,000+ reps trained, founder of GhostRep
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Built by Tim Nussbeck
Founder of GhostRep · 20+ years in home improvement sales · Trained 1,000+ reps
Every tool on this page is based on real field experience, not AI-generated templates.
What Is a Commission Plan Comparison?
You are about to change your commission structure. Your top rep will love the new tiered plan — she closes $180,000 a month and the accelerators reward her. But your three average reps who close $60,000 will earn less than they do now, and two of them will leave within 90 days. You did not model that scenario because you only looked at the plan through your best rep's eyes.
A commission plan comparison runs your actual numbers through multiple structures side by side — flat percentage, tiered, and gross margin models — and shows what each plan pays out at low, mid, and high production levels alongside what each model costs the company. According to BLS sales compensation data, compensation structure is the single biggest factor in rep retention and recruitment across contractor sales organizations in roofing, solar, HVAC, and home improvement.
This tool calculates rep earning potential and company margin impact at each production level and delivers a specific recommendation with financial justification — so you choose a plan based on data, not a competitor's anecdote.
What Makes a Good Commission Plan Comparison
A rep can calculate their own commission on a napkin. If a rep needs to ask the accounting department what they earned, the plan creates distrust and confusion. The best commission structures are transparent and self-verifiable. If you cannot explain the calculation in two sentences, the plan is too complex for the trust it requires to function.
A minimum margin floor. Commission plans that pay a percentage of revenue without a floor let reps discount their way to closed deals at the company's expense. A rep who drops a $14,000 job to $11,000 to win a contest still earns their commission. Building in a margin threshold below which the commission rate drops or disappears aligns rep incentive with company profitability.
Disproportionate rewards for top performers. Your top 20% of performers generate 60–80% of your revenue. A commission plan that does not differentiate meaningfully between average and exceptional performance is leaving motivation — and retention of your best people — on the table.
Stable enough to trust. Changing commission structures more than once a year destroys trust. Reps make financial decisions — leases, mortgages, family choices — based on expected income. Even beneficial changes will be viewed with suspicion after a history of instability. Commit to a plan for at least 12 months before revisiting it.
Common Mistakes to Avoid
| What Most Reps Do | What Works Better |
|---|---|
| Comparing commission plans on paper without modeling real rep behavior | A higher-commission plan that encourages reps to discount to close produces lower margin per job. Model three rep archetypes — your top closer, your average rep, and your discount-prone rep — through each plan before deciding. |
| Optimizing the commission plan for your best reps instead of your median reps | Your top producers will find a way to earn in any reasonable plan. Design your structure around what motivates your median performers — the reps who could be 30% better with the right incentives. The upside from improving 10 average reps exceeds the upside from improving 2 great ones. |
| Making commission plan changes mid-year without modeling the financial impact | A comp plan change mid-year that costs the company less in total commission usually means it costs reps more — and they know it. Run a full financial model before announcing any change. Know exactly what each rep will earn under the new structure. |
| Ignoring the behavioral side effects of the plan structure | Commission plans drive behavior. A plan that pays equally on all job sizes incentivizes reps to pursue the easiest sales. A plan with a production minimum can create a ceiling effect where reps coast after hitting the minimum. Map the behavioral incentives before finalizing any structure. |
Pro Tip
Model three scenarios before choosing a plan: your best rep, your average rep, and your worst rep. The plan that looks great for your best performer might bankrupt your average one — or worse, the plan that protects margins on low producers might cap earnings for the people actually driving your revenue. Run real numbers from your last quarter through all three models and look at the full distribution, not just the top line. For context on what reps actually earn, see our breakdown of sales rep compensation and the true cost of 1099 reps.
Frequently Asked Questions
What is a standard sales commission percentage for contractors?
For 1099 commission-only reps, 8–12% of contract value is typical across roofing, solar, and home improvement — reflecting the full expense burden these reps carry. HVAC sales reps on commission-only typically see similar ranges. For W2 reps with a base salary, 5–8% is more common. Gross margin commission plans range from 20–35% of gross profit, calibrated to produce similar take-home to revenue-based structures. The right rate is determined by your actual gross margin, overhead structure, and what your market requires to attract and retain producers.
Should sales reps be 1099 or W2?
Most commission-only reps in roofing restoration, solar, and home improvement operate as 1099 independent contractors because the model, flexible schedule, and self-directed work style align with independent contractor classification. W2 makes more sense for reps receiving a base salary, reps whose daily activity you direct closely, or teams where you provide all equipment and leads. Misclassifying a W2 employee as 1099 creates significant legal liability — consult an employment attorney if you are uncertain about your specific arrangement.
What is a gross margin commission plan?
In a gross margin plan, reps earn a percentage of the job's gross profit — revenue minus direct costs — rather than a percentage of the selling price. If a job sells for $14,000 with $8,000 in direct costs, gross profit is $6,000, and at a 25% GP commission rate the rep earns $1,500. This model works across roofing, solar, HVAC, and windows because it aligns rep incentive with company profitability — reps earn less on discounted jobs and more on higher-margin ones. The tradeoff is that it requires margin transparency.
How do tiered commission plans work for contractor sales?
Tiered plans pay escalating rates at ascending production thresholds — for example, 7% on the first $60,000 per month, 9% on $60,000–$100,000, and 11% above $100,000. This structure rewards high producers disproportionately and creates a strong financial incentive to push through plateaus. The design risk is threshold gaming: reps who end a month just below a tier cutoff may hold a contract to the following month to start fresh at the higher tier. Rolling averages or cumulative annual thresholds reduce this behavior.
How do I transition my reps from one commission plan to another?
Give at least 30 days' written notice before any change takes effect and communicate the rationale clearly — reps are more receptive to changes they understand. Show concrete examples of how earnings change at low, average, and high production under the new plan. Time the change at a natural boundary like the new quarter or season start. If the change reduces expected earnings for some reps, consider a 60–90 day blended transition rate to reduce the risk of losing producers during the adjustment.
Should I pay commission on change orders and supplements?
Yes — commissioning approved supplements and change orders at the same rate as the base contract is the single most effective way to motivate reps to pursue them systematically. This applies to roofing supplements, HVAC system upgrades, solar panel additions, and any scope expansion. If there is no financial incentive, most reps will move on to the next lead. A thorough supplement or upsell process typically adds 15–30% to the approved value — paying standard commission on that incremental revenue costs far less than the revenue it generates.
Coach Rex Benchmarks Your Commission Plan Against Real Performance Data
AI Sales Coach benchmarks your commission structure against industry standards and recommends adjustments based on your team's actual performance distribution.
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